Questions 31–40 of 222. Imported answers require independent review unless marked reviewed.

Topic practice 222 questionsPage 4 of 23

Question 63

Open question
MANAT2 marksNeeds review
Let

be distinct non-zero real numbers, and let

be a polynomial of degree less than 5. If the function

satisfies Morera’s theorem in

, then the value of

is equal to _____ (in integer)

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Question 64

Open question
MANAT2 marksNeeds review
Let

be a group with identity element

, and let

be such that the following hold:
(i)

,

,
(ii)

,

, and

.
Then, the least positive integer

for which

is _____ (in integer)

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Question 65

Open question
MANAT2 marksNeeds review
Let

and

be two metric spaces with

and

If the open ball centred at

with radius

in

is equal to the open ball centred at

with radius

in

, then the value of

is _____ (in integer)

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Question 26

Open question
MANAT1 markNeeds review
Let

and

be a differentiable function such that

and

, for every

and

. The value of

is equal to ______ (answer in integer)

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Question 27

Open question
MANAT1 markNeeds review
The number of non-isomorphic finite groups with exactly 3 conjugacy classes is equal to ______ (answer in integer)

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Question 28

Open question
MANAT1 markNeeds review
Let

, where

. Let

be the inverse of

in a neighborhood of

. Then the determinant of the Jacobian matrix of

at

is equal to ______ (round off to TWO decimal places)

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Question 29

Open question
MANAT1 markNeeds review
Let

be the field with exactly 3 elements. The number of elements in

is equal to ______ (answer in integer)

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Question 30

Open question
MANAT1 markNeeds review
Given a real subspace

of

, let

denote its orthogonal complement with respect to the standard inner product on

. Let

and

be real subspaces of

. The dimension of

over

is equal to ______ (answer in integer)

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Question 31

Open question
MANAT1 markNeeds review
The number of group homomorphisms from

to

is equal to ______ (answer in integer)

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Question 32

Open question
MANAT1 markNeeds review
Let

and

be a positive real number. For any twice-differentiable function

, let

be the interpolating polynomial of degree at most two that interpolates

at the points

. Define

to be the largest integer such that any polynomial

of degree

satisfies

The value of

is equal to ______ (answer in integer)

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